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Doubles in session


Current system
21353+3020
MLB 718


Nearby doubles
7' : 21348+3016
ES 380AB

9' : 21355+3012
UC 4502

16' : 21364+3015
MLB 719

21' : 21362+3003
BU 167

24' : 21353+3043
TDT3047

27' : 21332+3015
ES 379

36' : 21331+2958
J 3141AB

42' : 21358+3101
HJ 939AB

43' : 21327+2954
HEI 190

45' : 21318+3026
TDT3010

45' : 21383+2958
HJ 1670

45' : 21358+3104
HJ 940

46' : 21334+3058
KU 132AB

47' : 21384+3044
LDS4900

50' : 21384+2953
MLB 491

50' : 21319+3044
UC 4485

57' : 21395+3009
A 772

60' : 21327+2930
ES 517

61' : 21389+3058
TDT3081

62' : 21356+2918
GRV 481

64' : 21363+2917
BRT 56

73' : 21301+3050
COU 941

74' : 21319+3121
J 1236

75' : 21301+2946
GRV 471

78' : 21360+3137
HO 163

79' : 21401+2928
BRT 57



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

21353+3020 MLB 718

 
 
21h 35m 14.96s +30° 19' 50.8" P.A. 307.00 sep 8.1 mag 9.60,9.70
 
 
Coord 2000 21353+3020 Discov num MLB 718 Comp Coord arcsec 2000 21 35 14.96 +30 19 50.8
Date first 1894 Date last 2016 Obs 10
Pa first 319 Pa last 307.1 P.A. Now (θ) 307.1°
Sep first 9.1 Sep last 8.101 Sep. Now (ρ) 8.101"
Mag pri 9.60 Mag sec 9.70 delta mag (ΔM) 0.1 Spectral class
Pri motion ra -001 Sec motion ra -007
Pri motion dec -012 Sec motion dec -024
Notes
rPM=0.537
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Gaia DR2 1849700994002971264
 
 
WDS 21353+3020 MLB 718 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Mlb1918 Mb - Milburn, W. (Espin, T.E.) 1918MNRAS..78..189E
Mlb1918 MNRAS 78, 189, 1918 (MLB 1 - 35; measures by Espin)
Mlb1919 Mb - Milburn, W. (Espin, T.E.) 1919MNRAS..79..211E
Mlb1919 MNRAS 79, 211, 1919 (MLB 36 - 106; measures by Espin)
Mlb1920 Mb - Milburn, W. 1920MNRAS..80..329M
Mlb1920 MNRAS 80, 329, 1920 (MLB 107 - 149)
Mlb1921 Mb - Milburn, W. 1921MNRAS..81..232E
Mlb1921 MNRAS 81, 232, 1921 (MLB 150 - 182)
Mlb1922 Mb j Milburn, W. (Espin, T.E.) 1922MNRAS..82..187E
Mlb1922 MNRAS 82, 187, 1922 (MLB 183 - 241; measures by Espin)
Mlb1923 Mb - Milburn, W. 1923MNRAS..83..154E
Mlb1923 MNRAS 83, 154, 1923 (MLB 242 - 275)
Mlb1924 Mb - Milburn, W. 1924MNRAS..84..162E
Mlb1924 MNRAS 84, 162, 1924 (MLB 276 - 322)
Mlb1925 Mb j Milburn, W. 1925MNRAS..85..276E
Mlb1925 MNRAS 85, 276, 1925 (MLB 323 - 376)
Mlb1926 Mb - Milburn, W. 1926MNRAS..86..131E
Mlb1926 MNRAS 86, 131, 1926 (MLB 377 - 440)
Mlb1927 Mb j Milburn, W. 1927MNRAS..87..215E
Mlb1927 +Po MNRAS 87, 215, 1927 (MLB 441 - 510)
Mlb1928 Mb - Milburn, W. 1928MNRAS..88..185E
Mlb1928 MNRAS 88, 185, 1928 (MLB 511 - 551)
Mlb1929 Mb - Milburn, W. 1929MNRAS..89..268E
Mlb1929 MNRAS 89, 268, 1929 (MLB 552 - 591)
Mlb1930 Mb - Milburn, W. 1930MNRAS..90..317E
Mlb1930 MNRAS 90, 317, 1930 (MLB 592 - 630)
Mlb1931 Mb j Milburn, W. 1931MNRAS..91..294E
Mlb1931 MNRAS 91, 294, 1931 (MLB 631 - 673)
Mlb1932 Ma - Milburn, W. 1932MNRAS..92..214E
Mlb1932 +Mb MNRAS 92, 214, 1932 (MLB 674 - 732)
Mlb1932B Ma - Milburn, W. 1932QB821.A43......
Mlb1932B cited by ADS (Aitken Double Star Cat., 1932)
Mlb1933 Ma j Milburn, W. 1933MNRAS..93..192E
Mlb1933 +Mb MNRAS 93, 192, 1933 (MLB 733 - 806)
Mlb1934 Mb j Milburn, W. 1934MNRAS..94..255M
Mlb1934 MNRAS 94, 255, 1934 (MLB 807 - 912)
Mlb1935 Mb j Milburn, W. 1935MNRAS..95..298M
Mlb1935 MNRAS 95, 298, 1935 (MLB 913 - 969)
Mlb1936 Mb - Milburn, W. 1936MNRAS..96..266M
Mlb1936 MNRAS 96, 266, 1936 (MLB 970 - 997)
Mlb1937 Ma - Milburn, W. 1937MNRAS..97..222M
Mlb1937 +Mb MNRAS 97, 222, 1937 (MLB 998 - 1025)
Mlb1938 Ma - Milburn, W. 1938MNRAS..98..223M
Mlb1938 +Mb MNRAS 98, 223, 1938 (MLB 1026 - 1032)
Mlb1939 Mb - Milburn, W. 1939MNRAS..99..278M
Mlb1939 MNRAS 99, 278, 1939 (MLB 1033 - 1051)
Mlb9999 Mb - Milburn, W. ...................
Mlb9999 Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21353+3020 MLB 718 1998 3 310 8.2 9.60 9.70 D 213514.96+301950.8
21353+3020 MLB 718 2008 4 309 8.2 9.60 9.70 D 213514.96+301950.8
21353+3020 MLB 718 2010 6 310 7.4 9.60 9.70 213514.96+301950.8
21353+3020 MLB 718 2016 6 308 8.1 9.60 9.70 213514.96+301950.8

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 21353+3020 MLB 718 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 21353+3020 MLB 718 : MEASURES
 
 
No records found.

 
 
WDS 21353+3020 : VIRTUAL EYEPIECE
 
 

21353+3020 MLB 718A mag 9.6 21353+3020 MLB 718B sep 7.4 P.A. 311.20 mag 9.7 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 21353+3020 : ALADIN DSS IMAGE @ 21h 35m 14.96s +30° 19' 50.8"
 
 
 
 
WDS 21353+3020 MLB 718 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

21353+3020 MLB 718 distance=1' 21348+3016 ES 380CD distance=7' 21348+3016 ES 380AB distance=7' 21348+3016 ES 380AC distance=7' 21355+3012 UC 4502 distance=9' 21364+3015 MLB 719 distance=16' 21362+3003 BU 167 distance=21' 21353+3043 TDT3047 distance=24' 21332+3015 ES 379 distance=27' 21331+2958 J 3141AB distance=36' 21331+2958 LOS 5AC distance=36' 21331+2958 LOS 5BC distance=36' 21358+3101 HJ 939AB distance=42' 21358+3101 STF2808AC distance=42' 21358+3101 HJ 939CD distance=42' 21327+2954 HEI 190 distance=43' 21318+3026 TDT3010 distance=45' 21383+2958 HJ 1670 distance=45' 21358+3104 HJ 940 distance=45' 21334+3058 COU 732Aa,Ab distance=46' 21334+3058 KU 132AB distance=46' 21384+3044 LDS4900 distance=47' 21384+2953 MLB 491 distance=50' 21319+3044 UC 4485 distance=50' 21395+3009 A 772 distance=57' 21327+2930 ES 517 distance=60' 21389+3058 TDT3081 distance=61' 21356+2918 GRV 481 distance=62' 21363+2917 BRT 56 distance=64' 21301+3050 COU 941 distance=73' 21319+3121 J 1236 distance=74' 21301+2946 GRV 471 distance=75' 21360+3137 HO 163 distance=78' 21401+2928 BRT 57 distance=79' 21407+3056 GRV 490 distance=80' 21307+3107 J 2351 distance=81' 21412+3043 J 3143 distance=81' 21412+2955 GRV 491 distance=82' 21294+3049 ES 2442 distance=83' 21346+2856 J 2352 distance=83' 21289+3002 MLB 668 distance=84' 21372+3142 TDT3064 distance=86' 21422+3008 MLB 575AC distance=91' 21422+3008 MLB 575BC distance=91' 21291+3102 BRT 288 distance=91' 21378+3143 ES 2359 distance=91' 21420+2951 MLB 720 distance=92' 21396+3136 TDT3088 distance=95' 21410+2920 STT 448 distance=96' 21409+3122 AG 275 distance=96' 21422+3100 OSO 154AB distance=98' grafico limitrofi
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Show name coord_2000 discov# comp pa sep dist(')
Show 21353+3020 MLB 718 307 8.1 1
Show 21348+3016 ES 380 CD 312 2.9 7
Show 21348+3016 ES 380 AB 49 16.2 7
Show 21348+3016 ES 380 AC 106 61.5 7
Show 21355+3012 UC 4502 264 46.1 9
Show 21364+3015 MLB 719 136 6.0 16
Show 21362+3003 BU 167 89 1.7 21
Show 21353+3043 TDT3047 19 2.4 24
Show 21332+3015 ES 379 300 9.0 27
Show 21331+2958 J 3141 AB 313 6.8 36
Show 21331+2958 LOS 5 AC 350 6.1 36
Show 21331+2958 LOS 5 BC 70 4.1 36
Show 21358+3101 HJ 939 AB 176 15.6 42
Show 21358+3101 STF2808 AC 286 42.8 42
Show 21358+3101 HJ 939 CD 344 15.1 42
Show 21327+2954 HEI 190 81 1.8 43
Show 21318+3026 TDT3010 331 0.6 45
Show 21383+2958 HJ 1670 78 11.7 45
Show 21358+3104 HJ 940 329 21.0 45
Show 21334+3058 COU 732 Aa,Ab 265 0.5 46
Show 21334+3058 KU 132 AB 256 53.6 46
Show 21384+3044 LDS4900 213 17.4 47
Show 21384+2953 MLB 491 34 4.8 50
Show 21319+3044 UC 4485 24 25.4 50
Show 21395+3009 A 772 112 0.1 57
Show 21327+2930 ES 517 240 2.5 60
Show 21389+3058 TDT3081 114 0.8 61
Show 21356+2918 GRV 481 184 64.0 62
Show 21363+2917 BRT 56 306 3.2 64
Show 21301+3050 COU 941 300 0.1 73
Show 21319+3121 J 1236 283 2.4 74
Show 21301+2946 GRV 471 306 21.0 75
Show 21360+3137 HO 163 19 9.0 78
Show 21401+2928 BRT 57 137 5.0 79
Show 21407+3056 GRV 490 328 31.7 80
Show 21307+3107 J 2351 347 4.7 81
Show 21412+3043 J 3143 262 6.6 81
Show 21412+2955 GRV 491 21 31.4 82
Show 21294+3049 ES 2442 251 6.7 83
Show 21346+2856 J 2352 247 6.4 83
Show 21289+3002 MLB 668 240 4.8 84
Show 21372+3142 TDT3064 90 0.8 86
Show 21422+3008 MLB 575 AC 133 17.4 91
Show 21422+3008 MLB 575 BC 108 2.7 91
Show 21291+3102 BRT 288 96 4.8 91
Show 21378+3143 ES 2359 83 2.7 91
Show 21420+2951 MLB 720 140 7.2 92
Show 21396+3136 TDT3088 149 2.9 95
Show 21410+2920 STT 448 31 0.1 96
Show 21409+3122 AG 275 13 10.9 96
Show 21422+3100 OSO 154 AB 25 15.3 98

 
 
WDS 21353+3020 : COMPONENTS
 
 
  A
B pa=311.2°
sep=7.41"
 
 
21353+3020 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 213514.96+301950.8 Mag 9.6 PmRA -1.00
PmDE -12.0
 
 
21353+3020 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 213514.53+301955.7 Mag 9.7 PmRA -7.00
PmDE -24.0 Calc delta mag 0.1 Calc coord yes